Big Idea for Discussion: Unity and Diversity of Life
Topic Question: What is the goal of biologists who classify living things?

Chapter Vocabulary
Binomial Nomenclature
Genus
Systematics
Taxon
Family
Order
Class
Phylum Kingdom
Phylogeny
Clade
Monophyletic Group
Cladogram
Derived Character
Domain
Bacteria
Archaea
Eukarya

Section 18.1 Finding Order in Diversity
Section Question: Why do scientists classify organisms?

Section 1 PPT:

Section 1 Bookwork: Found on p.515
Section 1 Worksheet A:
Section 1 Worksheet B:

Section 18.2 Modern Evolutionary Classification
Sections Question: How do evolutionary relationships affect the way scientists classify organisms?

Section 2 PPT:

Section 2 Bookwork: Found on p. 522
Section 2 Worksheet A:

Section 2 Worksheet B:

Section 18.3 Building the Tree of Life
Section Question: What are the major groups within all of which all organisms are organized?

Section 3 PPT:

Section 3 Bookwork: Found on p. 528
Section 3 Worksheet A:
Section 3 Worksheet B:

Chapter 18 Practice Test/Review Sheet



Chapter 18 Project Sheet